DNS
THE CERTIFICATE BEHIND THE CONNECTION

TLS certificate checker.

Inspect SSL/TLS certificates for any public domain or subdomain.

Checks HTTPS on port 443, including subject alternative names, validity dates and the presented chain.

SSL certificate

TLSv1.3

rogers.com · 20.175.172.222:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. SSL operation failed with code 1. OpenSSL Error messages: error:0A000086:SSL routines::certificate verify failed

Certificate verification failed

Subject
C=CA ST=Ontario L=Toronto O=Rogers Communications Inc. CN=rogers.com
Issuer
C=US O=DigiCert Inc CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
Valid from
2026-02-23T00:00:00+00:00
Expires
2027-03-26T23:59:59+00:00
Days remaining
185
Serial (hex)
06B3C5D3C01E0CD170C047845EB8F4FA
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:rogers.com

SHA-256 fingerprint

40:C0:AB:BB:B7:65:DF:8A:17:EC:3A:4B:DB:4B:93:1A:E6:A1:6E:56:52:A5:60:DB:B5:DD:67:31:AC:96:86:E7
Certificate extensions & PEM
authorityKeyIdentifier
74:85:80:C0:66:C7:DF:37:DE:CF:BD:29:37:AA:03:1D:BE:ED:CD:17
subjectKeyIdentifier
BC:B1:E9:48:DB:CA:E9:29:0F:74:9F:FA:F5:B7:D0:EC:A1:E3:73:4F
subjectAltName
DNS:rogers.com
certificatePolicies
Policy: 2.23.140.1.2.2 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crl Full Name: URI:http://crl4.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crl
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com CA Issuers - URI:http://cacerts.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crt
basicConstraints
CA:FALSE
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 4C:63:DC:98:E5:9C:1D:AB:88:F6:1E:8A:3D:DE:AE:8F: AB:44:A3:37:7B:5F:9B:94:C3:FB:A1:9C:FC:C1:BE:26 Timestamp : Feb 23 17:00:06.869 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:DA:6C:2B:A3:64:6D:01:C0:95:4E:27: 3E:BD:E8:98:3D:45:A5:CB:B7:20:34:8A:2B:03:EE:BE: 3C:CC:31:3B:C1:02:21:00:F1:87:22:9F:9C:C1:5C:D4: 1F:04:0B:ED:17:9B:07:FE:0C:C9:F7:16:61:E0:C3:FA: 28:81:4E:CC:06:C1:EE:F9 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D6:D5:8D:A9:D0:17:53:F3:6A:4A:A0:C7:57:49:02:AF: EB:C7:DC:2C:D3:8C:D9:F7:64:C8:0C:89:19:1E:9F:02 Timestamp : Feb 23 17:00:06.878 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:D5:B1:DD:F9:A9:E4:19:E3:3D:03:0E: 14:9F:08:C6:04:D5:A0:12:E6:92:3A:C1:A0:AF:B4:D3: 46:BF:AD:7F:59:02:21:00:8C:12:AB:C3:2B:D3:9F:D7: 90:22:92:E4:27:E0:83:1B:9E:F5:9E:C5:1D:80:C7:CE: 46:45:6D:80:10:03:AB:37 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 44:C2:BD:0C:E9:14:0E:64:A5:C9:4A:01:93:0A:5A:A1: BB:35:97:0E:00:EE:11:16:89:68:2A:1C:44:D7:B5:66 Timestamp : Feb 23 17:00:06.903 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:60:01:7C:A6:D3:FA:4F:4B:C1:54:3E:EF: CE:01:85:80:42:1D:09:57:17:3E:66:DF:8E:4B:77:72: D4:88:9D:E2:02:20:6F:8C:FC:93:32:4C:CD:F2:02:11: A8:8A:2B:54:68:FF:BB:C1:F2:48:63:D9:C3:40:D6:3E: E0:C1:B2:67:20:B8
-----BEGIN CERTIFICATE-----
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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-09-22T13:57:14+00:00

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

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